Soil Map \ Vunivasa \

Soil Analysis - Vunivasa

Parameter Unit Method Reference Value
Soluble Calcium mg/kg **Inhouse S10 - Morgan 1 987
Soluble Magnesium 260
Soluble Potassium 31
Soluble Phosphorus 1.3
Phosphorus mg/kg P **Rayment & Lyons 2011 - 9E2 (Bray 1) 16.8
**Rayment & Lyons 2011 - 9B2 (Colwell) 39
**Inhouse S3A (Bray 2) 104
Nitrate Nitrogen mg/kg N **Inhouse S37 (KCl) 11.9
Ammonium Nitrogen 26.2
Sulphur mg/kg S 11.1
pH Rayment & Lyons 2011 - 4A1 (1:5 Water) 6.06
Electrical Conductivity dS/m 0.098
Estimated Organic Matter % OM **Calculation: Total Carbon x 1.75 2.4
Exchangeable Calcium cmol+/kg Rayment & Lyons 2011 - 15D3 (Ammonium Acetate) 8.27
kg/ha 3713
mg/kg 1657
Exchangeable Magnesium cmol+/kg 3.21
kg/ha 874
mg/kg 390
Exchangeable Potassium cmol+/kg 0.23
kg/ha 199
mg/kg 89
Exchangeable Sodium cmol+/kg 0.20
kg/ha 105
mg/kg 47
Exchangeable Aluminium cmol+/kg **Inhouse S37 (KCl) 0.08
kg/ha 16
mg/kg 7
Exchangeable Hydrogen cmol+/kg **Rayment & Lyons 2011 - 15G1 (Acidity Titration) 0.30
kg/ha 7
mg/kg 3
Effective Cation Exchange Capacity (ECEC) cmol+/kg **Calculation: Sum of Ca,Mg,K,Na,Al,H (cmol+/kg)
Calcium % **Base Saturation Calculations - Cation cmol+/kg / ECEC x 100 67.3
Magnesium 26.1
Potassium 1.8
Sodium - ESP 1.7
Aluminium 0.6
Hydrogen 2.5
Calcium/Magnesium Ratio % **Calculation: Calcium / Magnesium (cmol+/kg)
Zinc mg/kg Rayment & Lyons 2011 - 12A1 (DTPA) 0.8
Manganese 50
Iron 53
Copper 0.9
Boron **Rayment & Lyons 2011 - 12C2 (Hot CaCl2) 0.14
Silicon mg/kg Si **Inhouse S11 (Hot CaCl2) 45
Total Carbon % Inhouse S4a (LECO Trumac Analyser) 1.34
Total Nitrogen 0.14
Carbon/Nitrogen Ratio **Calculation: Total Carbon/Total Nitrogen 9.7
Basic Texture **Inhouse S65 Loam
Basic Color Brownish
Chloride Estimate equiv. mg/kg **Calculation: Electrical Conductivity x 640 63
Total Calcium mg/kg Rayment & Lyons 2011 - 17C1 Aqua Regia 9,044
Total Magnesium 9,486
Total Potassium 275
Total Sodium 989
Total Sulfur 154
Total Phosphorus 1,441
Total Zinc 103
Total Manganese 1,395
Total Iron 75,519
Total Copper 49.9
Total Boron <2
Total Silicon 900
Total Aluminium 46,333
Total Molybdenum 0.8
Total Cobalt 29
Total Selenium 0.7